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@ ProgramNode (location: (1,0)-(7,3))
├── locals: []
└── statements:
@ StatementsNode (location: (1,0)-(7,3))
└── body: (length: 2)
├── @ DefNode (location: (1,0)-(3,3))
│ ├── name: :foo
│ ├── name_loc: (1,4)-(1,7) = "foo"
│ ├── receiver: ∅
│ ├── parameters:
│ │ @ ParametersNode (location: (1,8)-(1,9))
│ │ ├── requireds: (length: 0)
│ │ ├── optionals: (length: 0)
│ │ ├── rest: ∅
│ │ ├── posts: (length: 0)
│ │ ├── keywords: (length: 0)
│ │ ├── keyword_rest: ∅
│ │ └── block:
│ │ @ BlockParameterNode (location: (1,8)-(1,9))
│ │ ├── flags: ∅
│ │ ├── name: ∅
│ │ ├── name_loc: ∅
│ │ └── operator_loc: (1,8)-(1,9) = "&"
│ ├── body:
│ │ @ StatementsNode (location: (2,2)-(2,7))
│ │ └── body: (length: 1)
│ │ └── @ CallNode (location: (2,2)-(2,7))
│ │ ├── flags: ignore_visibility
│ │ ├── receiver: ∅
│ │ ├── call_operator_loc: ∅
│ │ ├── name: :bar
│ │ ├── message_loc: (2,2)-(2,5) = "bar"
│ │ ├── opening_loc: (2,5)-(2,6) = "("
│ │ ├── arguments: ∅
│ │ ├── closing_loc: (2,7)-(2,8) = ")"
│ │ └── block:
│ │ @ BlockArgumentNode (location: (2,6)-(2,7))
│ │ ├── expression: ∅
│ │ └── operator_loc: (2,6)-(2,7) = "&"
│ ├── locals: []
│ ├── def_keyword_loc: (1,0)-(1,3) = "def"
│ ├── operator_loc: ∅
│ ├── lparen_loc: (1,7)-(1,8) = "("
│ ├── rparen_loc: (1,9)-(1,10) = ")"
│ ├── equal_loc: ∅
│ └── end_keyword_loc: (3,0)-(3,3) = "end"
└── @ DefNode (location: (5,0)-(7,3))
├── name: :foo
├── name_loc: (5,4)-(5,7) = "foo"
├── receiver: ∅
├── parameters:
│ @ ParametersNode (location: (5,8)-(5,12))
│ ├── requireds: (length: 1)
│ │ └── @ RequiredParameterNode (location: (5,8)-(5,9))
│ │ ├── flags: ∅
│ │ └── name: :a
│ ├── optionals: (length: 0)
│ ├── rest: ∅
│ ├── posts: (length: 0)
│ ├── keywords: (length: 0)
│ ├── keyword_rest: ∅
│ └── block:
│ @ BlockParameterNode (location: (5,11)-(5,12))
│ ├── flags: ∅
│ ├── name: ∅
│ ├── name_loc: ∅
│ └── operator_loc: (5,11)-(5,12) = "&"
├── body:
│ @ StatementsNode (location: (6,2)-(6,7))
│ └── body: (length: 1)
│ └── @ CallNode (location: (6,2)-(6,7))
│ ├── flags: ignore_visibility
│ ├── receiver: ∅
│ ├── call_operator_loc: ∅
│ ├── name: :bar
│ ├── message_loc: (6,2)-(6,5) = "bar"
│ ├── opening_loc: (6,5)-(6,6) = "("
│ ├── arguments: ∅
│ ├── closing_loc: (6,7)-(6,8) = ")"
│ └── block:
│ @ BlockArgumentNode (location: (6,6)-(6,7))
│ ├── expression: ∅
│ └── operator_loc: (6,6)-(6,7) = "&"
├── locals: [:a]
├── def_keyword_loc: (5,0)-(5,3) = "def"
├── operator_loc: ∅
├── lparen_loc: (5,7)-(5,8) = "("
├── rparen_loc: (5,12)-(5,13) = ")"
├── equal_loc: ∅
└── end_keyword_loc: (7,0)-(7,3) = "end"
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